solving equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the first step in solving the equation 26 = 5a + 1?

Back

The first step is to isolate the term with the variable by subtracting 1 from both sides.

Front

What is the solution to the equation 26 = 5a + 1?

Back

The solution is a = 5.

Front

How do you check if your solution to an equation is correct?

Back

You substitute the solution back into the original equation to see if both sides are equal.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Front

What is the solution to the equation -54 = -4n + 2?

Back

The solution is n = 14.

Front

What is the solution to the equation 3c + 5 = 23?

Back

The solution is c = 6.

Front

What is the first step in solving the equation 7(2x - 4) = 42?

Back

The first step is to distribute the 7 to both terms inside the parentheses.